Use url() to build query.

ObjectHelper.inc

@@ -163,7 +163,6 @@ class ObjectHelper {
         CURLOPT_FOLLOWLOCATION => TRUE, // allow redirects
         //CURLOPT_TIMEOUT => 15, // times out after 15s
         CURLOPT_USERAGENT => $user_agent,
-        CURLOPT_URL => $url,
         CURLOPT_USERPWD => "$fedoraUser:$fedoraPass",
         // There seems to be a bug in Fedora 3.1's REST authentication, removing this line fixes the authorization denied error.
         //CURLOPT_HTTPAUTH => CURLAUTH_ANY,
@@ -243,6 +242,7 @@ class ObjectHelper {
               CURLOPT_HTTPGET => TRUE, //CURLOPT_NOBODY sets it to 'HEAD'
               CURLOPT_RETURNTRANSFER => FALSE, //Want to output as efficiently as possible now...
             );
+            curl_setopt_array($ch, $opts);
             $curl_stat = curl_exec($ch);
             
             if (!$curl_stat) {

api/fedora_utils.inc

@@ -239,13 +239,24 @@ function get_collections_as_option_array() {
   $allowed_string = variable_get('fedora_pids_allowed', 'default: demo: changeme: islandora:');
   $namespaces = explode(':', $allowed_string);
   $query = 'select $object $title from <#ri>
-                            where ($object <fedora-model:label> $title
-                              and $object <info:fedora/fedora-system:def/model#hasModel> <info:fedora/islandora:collectionCModel>
-                              and $object <fedora-model:state> <info:fedora/fedora-system:def/model#Active>)
-                            order by $title';
+            where ($object <fedora-model:label> $title
+              and $object <info:fedora/fedora-system:def/model#hasModel> <info:fedora/islandora:collectionCModel>
+              and $object <fedora-model:state> <info:fedora/fedora-system:def/model#Active>)
+            order by $title';
   $url = variable_get('fedora_repository_url', 'http://localhost:8080/fedora/risearch');
-  $url .= "?type=tuples&flush=TRUE&format=csv&limit=1000&lang=itql&stream=on&query=";
-  $content = do_curl($url . htmlentities(urlencode($query)));
+  
+  $options = array(
+    'type' => 'tuples',
+    'flush' => 'TRUE',
+    'format' => 'csv',
+    'limit' => '1000',
+    'lang' => 'itql',
+    'stream' => 'on',
+    'query' => $query,
+  );
+  //The url function will take care of URL encoding...
+  $content = do_curl(url($url, array('query' => $options)));
+  
   $list = explode("\n", $content);
   array_shift($list);
   $list = preg_replace('/info:fedora\//', '', $list);

fedora_repository.module

@@ -660,42 +660,6 @@ function fedora_repository_download_datastream_form(&$form_state, $pid, $dsid, $
   return $form;
 }
 
-function fedora_repository_download_datastream_form(&$form_state, $pid, $dsid, $label) {
-  $form = array(
-    '#action' => url("fedora/repository/object_download/$pid/$dsid/$label"),
-    'submit' => array(
-      '#type' => 'submit',
-      '#value' => t('Download'),
-    ),
-  );
-  
-  if (user_access(ObjectHelper::$EDIT_FEDORA_METADATA)) {
-    $item = new Fedora_Item($pid);
-    $versions = $item->get_datastream_history($dsid);
-    $version_array = array();
-    if (is_array($versions)) {
-      foreach ($versions as $version) {
-        $version_array[] = $version->createDate;
-      }
-    }
-    else {
-      $version_array[] = $versions->createDate;
-    }
-    
-    if (count($version_array) > 1) {
-      $form['#attributes'] = array(
-        'onsubmit' => 'this.action="' . $form['#action'] . '/" + this.version.value;'
-      );
-      $form['version'] = array(
-        '#type' => 'select',
-        '#options' => array_combine($version_array, $version_array),
-      );
-    }
-  }
-  
-  return $form;
-}
-
 /**
  * fedora repository replace stream
  * @param type $pid